lethargy

noun

A state of extreme torpor or apathy, especially with lack of emotion, energy or enthusiasm; (loosely) sluggishness, laziness.

She couldn't shake off the lethargy that had settled over her.

意味（1）

A state of extreme torpor or apathy, especially with lack of emotion, energy or enthusiasm; (loosely) sluggishness, laziness.

Europe lay then under a deep lethargy.

意味（2）

(pathology) A condition characterized by extreme fatigue or drowsiness, deep unresponsiveness, or prolonged sleep patterns.